Granted Patent
Utility
US 5,931,965 · App. 08/890,507
Cyclic trellis coded modulation
Inventor:
Siavash Alamouti
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: Jul 9, 1997
Inventor
Siavash Alamouti
Assignee (at issue)
AT&T WIRELESS SERVICES, INC.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.